
EZ Solar JB-1.XL Rooftop Junction Box
The EZ Solar 850046395031 JB-1.XL is an XL rooftop junction box for solar combiner and disconnect wiring, rated 1000 VDC and 120 A in a NEMA Type 3R enclosure. It accepts 14 AWG to 6 AWG conductors and mounts on roof slopes from 2.5:12 to 12:12, carrying CSA C22.2 No. 290 and UL 1741 certifications.
$81.00
Available to ship 346 ready to ship
Ships tomorrow, Thu Oct 15.
Delivers in 2–5 business days
Available for pickup 1 at Red Deer
Pickup at Red Deer, AB
Ready for pickup tomorrow
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The EZ Solar 850046395031 JB-1.XL is an XL rooftop junction box built for solar balance-of-system wiring, serving as a combiner and disconnect enclosure at the array. Rated 1000 VDC and 120 A, it houses conductors from 14 AWG to 6 AWG in a weatherproof NEMA Type 3R enclosure and operates from -35°F to 167°F. Its roof-mount design suits slopes from 2.5:12 to 12:12, making it ideal for residential and commercial rooftop PV installations across Canadian climates.
Key Features:
- Rooftop junction box for combiner/disconnect wiring
- Voltage rating 1000 VDC, amperage 120 A
- NEMA Type 3R weatherproof enclosure
- Operating temperature -35°F to 167°F
- Allowable wire 14 AWG to 6 AWG
- Roof slope range 2.5:12 to 12:12
- Max fitting size 1″ side wall and floor pass-through
- Dimensions 12″ x 12″ x 4″, weight 2 lb
- Certified to CSA C22.2 No. 290 and UL 1741
- Made in the USA
Ideal for residential and commercial rooftop solar arrays, the JB-1.XL suits installers needing a code-compliant combiner and disconnect point at the roof. It supports ABB ZS and M6/8 terminal blocks and WAGO connectors for flexible conductor terminations. Order the 850046395031 from Circuit Solar, in stock in Canada and shipped from Red Deer, AB.
850046395031 · 2 files.
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